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Proper NameNone
Bayer DesignationZeta Monocerotis
Flamsteed Number29 Monocerotis
HR (BSC)3188
Right Ascension8h 8m 36s
Declination-2° 59' 2"
Distancec.1,100 light years
c.300 parsecs
MagnitudeApparent: +4.4
Absolute: -4.4
Spectral ClassG2 Yellow Supergiant
Optimum VisibilityFebruary
NotesA supergiant star of the G-type yellow class, with a diameter more than fifty times that of the Sun. Zeta Monocerotis is approaching the end of its current phase of life, at which point its core will collapse into a white dwarf while its outer layers are thrown off into space.

Imagery provided by Aladin sky atlas


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